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Finding the Fourth Proportional to 114,181.70, 157,571.01 and 63,197.91

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Solution

The fourth proportional to 114,181.70, 157,571.01 and 63,197.91 is: 87,213.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,181.70 : 157,571.01 = 63,197.91 : x
  2. Step 2: Convert to fraction form
    114,181.70/157,571.01 = 63,197.91/x
  3. Step 3: Cross multiply
    114,181.70x = 157,571.01 × 63,197.91
  4. Step 4: Simplify right side
    114,181.70x = 9,958,158,508.59
  5. Step 5: Solve for x
    x = 9,958,158,508.59/114,181.70
  6. Step 6: Final answer
    x = 87,213.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.